You can place images from your  Flickr account using  Flickr Badge
You can customize LikeBox Plugin from the official website at Facebook.

You can add Youtube Video easily:

  1. Open desired video on Youtube
  2. Click the Share button under the video
  3. In the appeared window click Embed
  4. After making your selection, copy and paste the embed code to your website.

You can add Vimeo Video easily:

  1. Open desired video on Vimeo
  2. Click Embed in the top right corner of the video
  3. In the appeared window you can see the embed code. You can copy it or customize according to your needs. Click "Customize embed options" to see video embed options.
  4. After making your selection, copy and paste the embed code to your website.
Social Icons

To add social icons to your website you can use the icon sets that are included into the purchased template package. Icon sets are located in the "images" directory.

Twitter Button

You can learn more about adding Twitter Button to your website here

Google Plus Button

You can learn more about adding Google Plus Button to your website here

Like Button

You can learn more about adding Like Button to your website here